/*
 * colors variables
 */
footer {
    width: 100%;
    background: #333;
    display: flex;
    position: fixed;
    left: 0px;
    bottom: 0px;
    text-align: center;
    font-size: 12px;
    height: 50px;
}

footer div {
    flex: 1;
    cursor: pointer;
}

footer .active {
    color: #21b97a;
}

footer .active i:before {
    color: #21b97a;
}

footer i {
    display: block;
    margin: 4px 0px;
    line-height: 30px;
    font-size: 24px;
    width: 100%;
}
